ancova preliminary analysis for parallelism on these data by specifying the interaction between blo

[luis4]

Control		Systolysn R
Age	Blood Pressure	Age	Blood Pressure
38	112	35	115
40	110	37	110
45	120	41	114
50	123	47	108
54	118	52	113
58	124	53	110
59	126	55	120
67	128	60	114
70	127	61	108
75	132	65	120

[PGStats]

data test;
input CAge CBP SAge SBP;
grp = "C"; age = CAge; bp = CBP; output;
grp = "S"; age = SAge; bp = SBP; output;
keep grp age bp;
datalines;
38	112	35	115
40	110	37	110
45	120	41	114
50	123	47	108
54	118	52	113
58	124	53	110
59	126	55	120
67	128	60	114
70	127	61	108
75	132	65	120
;

proc glm data=test plots=ancovaplot;
class grp;
model bp = grp|age / solution;
run;